:root{
  --ink:#14122b;
  --ink-2:#4b4766;
  --ink-3:#6f6b88;
  --bg:#fbfaff;
  --line:#e9e5f6;
  --violet:#6d28d9;
  --violet-2:#7c3aed;
  --pink:#ec4899;
  --cyan:#0891b2;
  --radius:18px;
  --shadow-sm:0 2px 10px rgba(60,40,120,.06);
  --shadow-md:0 14px 34px rgba(70,40,140,.10);
  --shadow-lg:0 24px 60px rgba(70,40,140,.16);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;background:#fbfaff;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:linear-gradient(180deg,#fdfbff 0%,#f6f1ff 26%,#fdf7fb 58%,#f5f0ff 100%);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;border:0;}
a{color:var(--violet);}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.3px;color:var(--ink);}
p{margin:0;}
ul,ol{margin:0;padding:0;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
section[id],div[id]{scroll-margin-top:88px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:200;
  background:rgba(255,255,255,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px;}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex-shrink:0;}
.brand-logo{display:flex;align-items:center;height:32px;max-width:132px;overflow:hidden;}
.brand-logo img{max-height:32px;width:auto;object-fit:contain;display:block;}
.brand-name{font-size:17px;font-weight:800;letter-spacing:1px;white-space:nowrap;}
.main-nav{display:flex;align-items:center;gap:14px;}
.nav-links{display:flex;align-items:center;gap:0;list-style:none;margin:0;padding:0;}
.nav-links a{
  display:block;padding:8px 11px;font-size:14px;color:var(--ink-2);
  text-decoration:none;border-radius:8px;transition:color .2s,background .2s;white-space:nowrap;
}
.nav-links a:hover{color:var(--violet);background:rgba(109,40,217,.08);}
.nav-cta{white-space:nowrap;}
.nav-toggle{
  display:none;align-items:center;justify-content:center;flex-direction:column;gap:5px;
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;cursor:pointer;padding:0;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .25s,opacity .25s;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:999px;font-size:15px;font-weight:600;
  text-decoration:none;border:1px solid transparent;cursor:pointer;
  font-family:inherit;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease;
}
.btn-primary{background:linear-gradient(120deg,#7c3aed,#ec4899);color:#fff;box-shadow:0 10px 24px rgba(124,58,237,.28);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(124,58,237,.36);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm);}
.btn-ghost:hover{border-color:#d6caf8;transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-block{width:100%;}

/* ---------- 通用区块 ---------- */
.section{padding:78px 0;position:relative;}
.section-tint{
  background:linear-gradient(180deg,rgba(255,255,255,.72),rgba(246,241,255,.55));
  border-top:1px solid rgba(233,229,246,.9);
  border-bottom:1px solid rgba(233,229,246,.9);
}
.section-head{max-width:780px;margin:0 auto 44px;text-align:center;}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:1.6px;
  color:var(--violet);margin-bottom:14px;padding:6px 16px;border-radius:999px;
  background:rgba(109,40,217,.09);border:1px solid rgba(109,40,217,.14);
}
.section-head h2{font-size:clamp(24px,3.1vw,34px);line-height:1.36;margin:0 0 14px;}
.section-head p{color:var(--ink-2);font-size:16px;}
.grid{display:grid;gap:20px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#ded4fb;}
.card h3{font-size:17px;margin-bottom:8px;}
.card p{color:var(--ink-2);font-size:14.5px;line-height:1.7;}

/* ---------- 首屏 ---------- */
.hero{position:relative;padding:70px 0 64px;overflow:hidden;}
.hero::before,.hero::after{
  content:"";position:absolute;border-radius:50%;filter:blur(70px);opacity:.5;pointer-events:none;
}
.hero::before{width:420px;height:420px;background:radial-gradient(circle,rgba(236,72,153,.42),transparent 70%);top:-160px;right:-90px;}
.hero::after{width:480px;height:480px;background:radial-gradient(circle,rgba(109,40,217,.38),transparent 70%);bottom:-200px;left:-140px;}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center;}
.hero h1{font-size:clamp(30px,4.4vw,50px);line-height:1.22;margin:0 0 20px;letter-spacing:-1px;}
.hero-lead{color:var(--ink-2);font-size:16.5px;max-width:610px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;list-style:none;}
.hero-tags li{
  font-size:13px;color:var(--ink-2);padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.85);border:1px solid var(--line);
}
.hero-panel{display:grid;gap:16px;align-content:center;}
.metric-stack{display:grid;gap:14px;}
.metric-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:16px 22px;display:flex;align-items:baseline;gap:14px;
  box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease;
}
.metric-card:hover{transform:translateX(6px);box-shadow:var(--shadow-md);}
.metric-card strong{font-size:26px;font-weight:800;color:var(--violet);line-height:1;letter-spacing:-.5px;}
.metric-card span{font-size:14px;color:var(--ink-2);}
.flow-card{
  background:linear-gradient(135deg,#6d28d9,#9333ea 50%,#ec4899);
  color:#fff;border-radius:18px;padding:22px 24px;
  box-shadow:0 18px 40px rgba(124,58,237,.28);
}
.flow-title{font-size:15px;font-weight:700;color:#fff;letter-spacing:.4px;}
.flow-list{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin-top:12px;}
.flow-list li{
  font-size:13px;padding:5px 12px;border-radius:999px;
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.3);color:#fff;
}

/* ---------- 关于我们 ---------- */
.about-grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));}
.about-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;
  box-shadow:var(--shadow-sm);position:relative;overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease;
}
.about-card::before{
  content:"";position:absolute;left:0;top:0;width:100%;height:3px;
  background:linear-gradient(90deg,#7c3aed,#ec4899);
  transform:scaleX(0);transform-origin:left;transition:transform .35s ease;
}
.about-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.about-card:hover::before{transform:scaleX(1);}
.about-card h3{font-size:16px;margin-bottom:8px;}
.about-card p{font-size:14.5px;color:var(--ink-2);}

/* ---------- 服务 ---------- */
.service-card{position:relative;padding-left:26px;}
.service-card::after{
  content:"";position:absolute;left:0;top:26px;bottom:26px;width:4px;border-radius:4px;
  background:linear-gradient(180deg,#7c3aed,#ec4899);opacity:.85;
}
.tagcloud{
  margin-top:36px;background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:26px;box-shadow:var(--shadow-sm);
}
.tagcloud-title{display:block;font-size:14px;font-weight:700;color:var(--violet);margin-bottom:14px;letter-spacing:.6px;}
.tagcloud ul{display:flex;flex-wrap:wrap;gap:10px;list-style:none;}
.tagcloud li{
  font-size:13.5px;color:var(--ink-2);padding:6px 14px;border-radius:999px;
  background:linear-gradient(120deg,rgba(124,58,237,.07),rgba(236,72,153,.07));
  border:1px solid var(--line);transition:transform .2s,color .2s,border-color .2s;
}
.tagcloud li:hover{transform:translateY(-2px);color:var(--violet);border-color:#d6caf8;}

/* ---------- 一站式制作 ---------- */
.pipeline-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s;}
.pipeline-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.pipeline-card h3{font-size:17px;margin-bottom:14px;display:flex;align-items:center;gap:10px;}
.pipeline-card h3::before{
  content:"";width:10px;height:10px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(120deg,#7c3aed,#ec4899);
}
.pipeline-card ul{list-style:none;display:grid;gap:9px;}
.pipeline-card li{
  font-size:14.5px;color:var(--ink-2);padding-left:20px;position:relative;
}
.pipeline-card li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:3px;
  background:rgba(109,40,217,.28);
}

/* ---------- 服务网络 ---------- */
.network-grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));}
.network-card{
  background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:18px;
  padding:24px;box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s;
}
.network-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.network-card h3{font-size:16.5px;margin-bottom:10px;}
.network-card p{font-size:14.5px;color:var(--ink-2);}

/* ---------- 流程 ---------- */
.steps{list-style:none;display:grid;gap:18px;grid-template-columns:repeat(3,1fr);}
.step-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;
  box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.step-num{
  display:inline-block;font-size:13px;font-weight:800;letter-spacing:1px;color:#fff;
  background:linear-gradient(120deg,#7c3aed,#ec4899);
  padding:3px 12px;border-radius:999px;margin-bottom:12px;
}
.step-card h3{font-size:16.5px;margin-bottom:8px;}
.step-card p{font-size:14.5px;color:var(--ink-2);}

/* ---------- 案例 ---------- */
.case-grid{display:grid;gap:22px;grid-template-columns:repeat(2,1fr);}
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;
  box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s;
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.case-media{
  aspect-ratio:16/10;background:linear-gradient(135deg,#f3edff,#fdeef7);
  display:flex;align-items:center;justify-content:center;overflow:hidden;
}
.case-media img{width:100%;height:100%;object-fit:contain;display:block;padding:10px;}
.case-body{padding:20px 24px 24px;}
.case-body h3{font-size:16.5px;margin-bottom:8px;}
.case-body p{font-size:14.5px;color:var(--ink-2);}

/* ---------- 对比评测 ---------- */
.rating-panel{
  display:flex;flex-wrap:wrap;align-items:center;gap:24px;justify-content:center;
  background:linear-gradient(120deg,rgba(124,58,237,.09),rgba(236,72,153,.09));
  border:1px solid rgba(124,58,237,.16);border-radius:20px;padding:28px 32px;margin-bottom:30px;
}
.rating-score{display:flex;align-items:baseline;gap:6px;}
.rating-score strong{font-size:46px;line-height:1;font-weight:800;color:var(--violet);letter-spacing:-2px;}
.rating-score span{font-size:15px;color:var(--ink-2);}
.rating-stars{font-size:22px;color:#f59e0b;letter-spacing:4px;}
.rating-text{font-size:15px;color:var(--ink-2);}
.rating-text strong{color:var(--ink);}
.table-wrap{
  width:100%;overflow-x:auto;background:#fff;border:1px solid var(--line);
  border-radius:18px;box-shadow:var(--shadow-sm);-webkit-overflow-scrolling:touch;
}
table{width:100%;border-collapse:collapse;min-width:720px;}
caption{caption-side:top;text-align:left;padding:18px 22px 4px;font-size:14px;color:var(--ink-3);}
th,td{padding:15px 20px;text-align:left;font-size:14.5px;border-bottom:1px solid #f1ecfb;vertical-align:top;}
thead th{background:#f8f5ff;color:var(--ink);font-weight:700;font-size:14.5px;white-space:nowrap;}
tbody th{font-weight:700;color:var(--ink);background:#fcfaff;white-space:nowrap;}
tbody td{color:var(--ink-2);}
tbody tr:last-child th,tbody tr:last-child td{border-bottom:none;}
td .mark-good{color:var(--violet);font-weight:700;}

/* ---------- 用户评论 ---------- */
.review-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;
  box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:14px;
  transition:transform .25s,box-shadow .25s;
}
.review-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.review-stars{color:#f59e0b;font-size:15px;letter-spacing:3px;}
.review-text{font-size:14.5px;color:var(--ink-2);line-height:1.75;flex:1;}
.review-user{display:flex;align-items:center;gap:12px;padding-top:12px;border-top:1px dashed #eee7fb;}
.review-avatar{
  width:38px;height:38px;border-radius:50%;flex-shrink:0;display:flex;
  align-items:center;justify-content:center;color:#fff;font-size:15px;font-weight:700;
  background:linear-gradient(120deg,#7c3aed,#ec4899);
}
.review-user strong{display:block;font-size:14.5px;color:var(--ink);line-height:1.4;}
.review-user span{display:block;font-size:13px;color:var(--ink-3);line-height:1.4;}

/* ---------- 表单 ---------- */
.form-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:34px;align-items:start;}
.form-side h3{font-size:20px;margin-bottom:12px;}
.form-side p{font-size:15px;color:var(--ink-2);margin-bottom:18px;}
.form-side ul{list-style:none;display:grid;gap:10px;}
.form-side li{font-size:14.5px;color:var(--ink-2);padding-left:22px;position:relative;}
.form-side li::before{
  content:"";position:absolute;left:0;top:9px;width:10px;height:10px;border-radius:50%;
  background:linear-gradient(120deg,#7c3aed,#ec4899);
}
.demand-form{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;
  box-shadow:var(--shadow-md);display:grid;gap:16px;
}
.field{display:flex;flex-direction:column;gap:6px;}
.field label{font-size:14px;font-weight:600;color:var(--ink-2);}
.field input,.field select,.field textarea{
  width:100%;padding:11px 14px;border:1px solid #e3ddf3;border-radius:10px;
  font-size:15px;font-family:inherit;color:var(--ink);background:#fcfbff;
  transition:border-color .2s,box-shadow .2s,background .2s;
}
.field input::placeholder,.field textarea::placeholder{color:#a9a3bf;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:#a78bfa;background:#fff;box-shadow:0 0 0 3px rgba(124,58,237,.13);
}
.field textarea{resize:vertical;min-height:112px;line-height:1.7;}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-note{font-size:13px;color:var(--ink-3);text-align:center;margin:0;}

/* ---------- 帮助中心 ---------- */
.help-grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));}
.help-card{
  display:block;text-decoration:none;background:#fff;border:1px solid var(--line);
  border-radius:18px;padding:24px;box-shadow:var(--shadow-sm);
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.help-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#ded4fb;}
.help-card h3{font-size:16.5px;color:var(--ink);margin-bottom:8px;}
.help-card p{font-size:14.5px;color:var(--ink-2);}

/* ---------- FAQ ---------- */
.faq-list{max-width:920px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  margin-bottom:12px;overflow:hidden;box-shadow:var(--shadow-sm);
  transition:box-shadow .25s,border-color .25s;
}
.faq-item:hover{box-shadow:var(--shadow-md);border-color:#ded4fb;}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-weight:700;font-size:15.5px;
  color:var(--ink);display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-size:22px;line-height:1;color:var(--violet);flex-shrink:0;
  transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item p{padding:0 22px 20px;font-size:14.5px;color:var(--ink-2);line-height:1.75;}

/* ---------- 百科 ---------- */
.wiki-wrap{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;
  box-shadow:var(--shadow-sm);
}
.wiki-wrap p{font-size:15px;color:var(--ink-2);margin-bottom:20px;}
.wiki-tags{display:flex;flex-wrap:wrap;gap:10px;list-style:none;}
.wiki-tags li{
  font-size:14px;color:var(--ink-2);padding:7px 16px;border-radius:10px;
  border:1px solid var(--line);background:#fbf9ff;transition:transform .2s,color .2s,border-color .2s;
}
.wiki-tags li:hover{transform:translateY(-2px);color:var(--violet);border-color:#d6caf8;}

/* ---------- 资讯 ---------- */
.news-list{list-style:none;display:grid;gap:12px;}
.news-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s,border-color .25s;
}
.news-item:hover{transform:translateX(4px);box-shadow:var(--shadow-md);border-color:#ded4fb;}
.news-item a{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 22px;text-decoration:none;color:var(--ink);font-size:15.5px;font-weight:600;
}
.news-item a::after{content:"→";color:var(--violet);font-weight:700;flex-shrink:0;}
.news-item a:hover{color:var(--violet);}

/* ---------- 联系我们 ---------- */
.contact-grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));}
.contact-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;
  box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s;
}
.contact-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.contact-card span{display:block;font-size:13px;color:var(--ink-3);margin-bottom:6px;letter-spacing:.5px;}
.contact-card strong{display:block;font-size:16px;color:var(--ink);word-break:break-all;}
.contact-card a{color:var(--violet);text-decoration:none;font-size:16px;font-weight:700;word-break:break-all;}
.contact-card a:hover{text-decoration:underline;}
.qr-box{
  display:flex;flex-direction:column;align-items:center;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:var(--shadow-sm);
}
.qr-box img{width:140px;height:auto;display:block;border-radius:10px;}
.qr-box span{font-size:13.5px;color:var(--ink-2);}
.partner-band{
  margin-top:30px;background:linear-gradient(120deg,#6d28d9,#9333ea 55%,#ec4899);
  border-radius:20px;padding:34px;color:#fff;display:flex;flex-wrap:wrap;
  align-items:center;justify-content:space-between;gap:24px;
  box-shadow:0 20px 44px rgba(124,58,237,.26);
}
.partner-band h3{font-size:20px;color:#fff;margin-bottom:8px;}
.partner-band p{font-size:15px;color:rgba(255,255,255,.92);max-width:640px;}
.partner-band .btn{background:#fff;color:#5b21b6;box-shadow:0 10px 24px rgba(0,0,0,.16);}
.partner-band .btn:hover{transform:translateY(-2px);}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#f6f2ff;border-top:1px solid #e6dffa;color:#3c3760;
  padding:40px 0 26px;
}
.footer-top{
  display:flex;flex-wrap:wrap;gap:28px;justify-content:space-between;align-items:flex-start;
  padding-bottom:24px;border-bottom:1px solid #e6dffa;
}
.footer-brand{max-width:320px;}
.footer-brand .brand{margin-bottom:10px;}
.footer-brand p{font-size:14px;color:#4b4766;line-height:1.7;}
.footer-links{flex:1;min-width:260px;}
.footer-links-title{display:block;font-size:14px;font-weight:700;color:#3c3760;margin-bottom:12px;}
.footer-links ul{list-style:none;display:flex;flex-wrap:wrap;gap:8px 18px;}
.footer-links a{font-size:13.5px;color:#5b21b6;text-decoration:none;transition:color .2s;}
.footer-links a:hover{color:#be185d;text-decoration:underline;}
.footer-bottom{
  padding-top:18px;display:flex;flex-wrap:wrap;gap:8px 24px;
  justify-content:space-between;align-items:center;
}
.footer-bottom p{font-size:13px;color:#544f78;}
.footer-bottom a{color:#5b21b6;text-decoration:none;}
.footer-bottom a:hover{text-decoration:underline;}

/* ---------- 浮动组件 ---------- */
.float-dock{position:fixed;right:18px;bottom:24px;z-index:300;display:flex;flex-direction:column;gap:12px;align-items:flex-end;}
.dock-btn{
  width:48px;height:48px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--violet);display:flex;align-items:center;justify-content:center;
  cursor:pointer;box-shadow:var(--shadow-md);font-size:15px;font-weight:700;
  transition:transform .22s,box-shadow .22s,background .22s;
}
.dock-btn:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);}
.dock-btn.to-top{opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s,transform .22s;}
.dock-btn.to-top.show{opacity:1;visibility:visible;}
.kefu-panel{
  position:absolute;right:0;bottom:60px;width:230px;background:#fff;
  border:1px solid var(--line);border-radius:16px;padding:16px;
  box-shadow:var(--shadow-lg);display:none;text-align:center;
}
.kefu-panel.open{display:block;animation:popIn .22s ease;}
@keyframes popIn{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:translateY(0);}}
.kefu-panel img{width:100%;max-width:170px;height:auto;border-radius:10px;display:block;margin:0 auto 10px;}
.kefu-panel p{font-size:13px;color:var(--ink-2);line-height:1.6;}
.kefu-panel p + p{margin-top:4px;}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease;}
.reveal.is-visible{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;transition:none;}
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .nav-toggle{display:flex;}
  .main-nav{
    position:absolute;top:100%;left:0;right:0;display:none;
    flex-direction:column;align-items:stretch;gap:10px;
    background:#fff;border-bottom:1px solid var(--line);
    padding:12px 20px 20px;box-shadow:0 18px 30px rgba(60,40,120,.12);
  }
  .main-nav.open{display:flex;}
  .nav-links{flex-direction:column;align-items:stretch;}
  .nav-links a{padding:12px 8px;border-bottom:1px solid #f2eefc;font-size:15px;}
  .nav-cta{width:100%;margin-top:6px;}
  .hero-inner{grid-template-columns:1fr;gap:36px;}
  .hero-panel{max-width:520px;}
}
@media (max-width:900px){
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .form-layout{grid-template-columns:1fr;gap:26px;}
  .section{padding:62px 0;}
}
@media (max-width:680px){
  .grid-2,.grid-3{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .case-grid{grid-template-columns:1fr;}
  .field-row{grid-template-columns:1fr;}
  .hero{padding:48px 0 44px;}
  .hero h1{font-size:28px;}
  .rating-panel{padding:24px;gap:16px;}
  .rating-score strong{font-size:38px;}
  .partner-band{padding:26px;}
  .news-item a{font-size:14.5px;padding:16px 18px;}
  .footer-top{flex-direction:column;gap:22px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .float-dock{right:12px;bottom:16px;}
  .kefu-panel{width:210px;}
}